61899291

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 91394784

約数和(自身を除く): 29495493

約数列:

[1, 3, 9, 71, 157, 213, 471, 617, 639, 1413, 1851, 5553, 11147, 33441, 43807, 96869, 100323, 131421, 290607, 394263, 871821, 6877699, 20633097, 61899291]

約数ペア:

[(1, 61899291), (3, 20633097), (9, 6877699), (71, 871821), (157, 394263), (213, 290607), (471, 131421), (617, 100323), (639, 96869), (1413, 43807), (1851, 33441), (5553, 11147)]